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<?php

# Copyright 2020 Google LLC

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

#

# http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

# [START speech_profanity_filter]

# Includes the autoloader for libraries installed with composer

require __DIR__ . '/../vendor/autoload.php';

if (count($argv) != 2) {

return print("Usage: php profanity_filter.php AUDIO_FILE\n");

}

list($_, $audioFile) = $argv;

use Google\Cloud\Speech\V1\SpeechClient;

use Google\Cloud\Speech\V1\RecognitionAudio;

use Google\Cloud\Speech\V1\RecognitionConfig;

use Google\Cloud\Speech\V1\RecognitionConfig\AudioEncoding;

/** Uncomment and populate these variables in your code */

// $audioFile = 'path to an audio file';

// change these variables if necessary

$encoding = AudioEncoding::LINEAR16;

$sampleRateHertz = 32000;

$languageCode = 'en-US';

$profanityFilter = true;

// get contents of a file into a string

$content = file_get_contents($audioFile);

// set string as audio content

$audio = (new RecognitionAudio())

->setContent($content);

// set config

$config = (new RecognitionConfig())

->setEncoding($encoding)

->setSampleRateHertz($sampleRateHertz)

->setLanguageCode($languageCode)

->setProfanityFilter($profanityFilter);

// create the speech client

$client = new SpeechClient();

# Detects speech in the audio file

$response = $client->recognize($config, $audio);

# Print most likely transcription

foreach ($response->getResults() as $result) {

$transcript = $result->getAlternatives()[0]->getTranscript();

printf('Transcript: %s' . PHP_EOL, $transcript);

}

$client->close();

# [END speech_profanity_filter]